stasi tactic used every single day every german city. Strobe lights can induce stress responses, effecting heart rate 1 views 2 years ago 39 seconds Uploaded by Wladimir Putinn Related videos 0:50 0:20 0:55 0:14 1:05 0:18 0:27 1:07 1:43 0:12 3:08 0:30 0:19 13:23 0:18 0:45 0:46 0:23 6:20 0:18 1:07 0:53 1:22 1:06 0:49 0:59 0:53 0:29 1:35 1:59 0:29 2:32 0:53 0:42 1:54 1:27 0:47 0:16 0:15 0:28 1:05 1:00 0:27 0:50 0:10 0:24 0:22 0:26
